* {
    margin: 0;
    padding: 0;
}

body {
    height: 100vh;
    display: flex;
    justify-content: left;
    align-items: flex-start;
    overflow: hidden;
}

ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background-color: #231f2e;
    height: 580px;
    padding: 20px 12px;
    border-radius: 10px;
    box-shadow: 0 10px 50px rgba(6, 5, 59, 0.25);
}

ul li:nth-child(6) {
    margin-top: 80px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

ul a {
    color: #fff;
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 48px;
    height: 48px;
    border-radius: 8px;
    position: relative;
}

ul a span {
    position: absolute;
    left: calc(100% + 24px);
    background-color: #8a02ff;
    white-space: nowrap;
    padding: 8px 16px;
    border-radius: 6px;
    transform-origin: center left;
    transition: 0.15s ease;
}

ul a span::before {
    content: "";
    width: 12px;
    height: 12px;
    background-color: #670647;
    position: absolute;
    left: -5px;
    top: 50%;
    border-radius: 3px;
    transform: translateY(-50%) rotate(45deg);
}

.iframe-container {
    width: 100%;
    height: 500px;
    overflow: hidden;
}

iframe {
    min-height: 97%;
    min-width: 95%;
    border: none;
}

ul a span {
    pointer-events: none;
    cursor: default;
    opacity: 0;
}

ul a:hover,
ul a:focus,
ul a:active {
    background-color: #ff00a9;
    outline: none;
}

ul a:hover span,
ul a:focus span,
ul a:active span {
    transform: scale(1);
    opacity: 1;
}
